FreeCalypso > hg > fc-tourmaline
annotate src/cs/drivers/drv_core/inth/inth.c @ 303:f76436d19a7a default tip
!GPRS config: fix long-standing AT+COPS chance hanging bug
There has been a long-standing bug in FreeCalypso going back years:
sometimes in the AT command bring-up sequence of an ACI-only MS,
the AT+COPS command would produce only a power scan followed by
cessation of protocol stack activity (only L1 ADC traces), instead
of the expected network search sequence. This behaviour was seen
in different FC firmware versions going back to Citrine, and seemed
to follow some law of chance, not reliably repeatable.
This bug has been tracked down and found to be specific to !GPRS
configuration, stemming from our TCS2/TCS3 hybrid and reconstruction
of !GPRS support that was bitrotten in TCS3.2/LoCosto version.
ACI module psa_mms.c, needed only for !GPRS, was missing in the TCS3
version and had to be pulled from TCS2 - but as it turns out,
there is a new field in the MMR_REG_REQ primitive that needs to be
set correctly, and that psa_mms.c module is the place where this
initialization needed to be added.
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Thu, 08 Jun 2023 08:23:37 +0000 |
parents | 4e78acac3d88 |
children |
rev | line source |
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0
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1 /******************************************************************************* |
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2 TEXAS INSTRUMENTS INCORPORATED PROPRIETARY INFORMATION |
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3 |
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4 Property of Texas Instruments -- For Unrestricted Internal Use Only |
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5 Unauthorized reproduction and/or distribution is strictly prohibited. This |
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6 product is protected under copyright law and trade secret law as an |
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7 unpublished work. Created 1987, (C) Copyright 1997 Texas Instruments. All |
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8 rights reserved. |
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9 |
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10 |
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11 Filename : inth.c |
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12 |
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13 Description : inth.c saturn interupt handler |
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14 |
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15 Project : drivers |
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16 |
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17 Author : pmonteil@tif.ti.com Patrice Monteil. |
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18 |
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19 Version number : 1.15 |
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20 |
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21 Date : 05/23/03 |
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22 |
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23 Previous delta : 12/19/00 14:39:21 |
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24 |
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25 SCCS file : /db/gsm_asp/db_ht96/dsp_0/gsw/rel_0/mcu_l1/release_gprs/RELEASE_GPRS/drivers1/common/SCCS/s.inth.c |
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26 |
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27 Sccs Id (SID) : '@(#) inth.c 1.8 01/30/01 10:22:26 ' |
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28 |
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29 |
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30 *****************************************************************************/ |
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31 |
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32 #include "l1sw.cfg" |
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33 #include "chipset.cfg" |
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34 |
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35 |
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36 #if (CHIPSET != 12) |
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37 |
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38 #if (OP_L1_STANDALONE == 0) |
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39 #include "main/sys_types.h" |
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40 #else |
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41 #include "sys_types.h" |
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42 #endif |
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43 #include "memif/mem.h" |
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44 #include "inth.h" |
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45 |
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46 /*-------------------------------------------------------------- |
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47 * INTH_Ack() |
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48 *-------------------------------------------------------------- |
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49 * Parameters : num of it |
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50 * Return : none |
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51 * Functionality :Acknowledge an interrupt and return the origin |
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52 * of the interrupt (binary format) |
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53 *--------------------------------------------------------------*/ |
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54 |
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55 SYS_UWORD16 INTH_Ack (int intARM) |
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56 { |
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57 if (intARM == INTH_IRQ) |
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58 return((* (volatile SYS_UWORD16 *) INTH_B_IRQ_REG) & INTH_SRC_NUM); |
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59 else |
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60 return((* (volatile SYS_UWORD16 *) INTH_B_FIQ_REG) & INTH_SRC_NUM); |
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61 } |
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62 |
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63 /*-------------------------------------------------------------- |
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64 * INTH_GetPending() |
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65 *-------------------------------------------------------------- |
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66 * Parameters : none |
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67 * Return : none |
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68 * Functionality : Return the pending interrupts |
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69 *--------------------------------------------------------------*/ |
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70 |
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71 #if ((CHIPSET == 4) || (CHIPSET == 5) || (CHIPSET == 6) || (CHIPSET == 7) || (CHIPSET == 8) || (CHIPSET == 9) || (CHIPSET == 10) || (CHIPSET == 11)) |
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72 unsigned long INTH_GetPending (void) |
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73 { |
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74 return((unsigned long)((* (volatile SYS_UWORD16 *) INTH_IT_REG1) | |
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75 ((* (volatile SYS_UWORD16 *) INTH_IT_REG2) << 16))); |
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76 } |
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77 #else |
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78 unsigned short INTH_GetPending (void) |
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79 { |
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80 return(* (volatile SYS_UWORD16 *) INTH_IT_REG); |
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81 } |
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82 #endif |
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83 |
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84 /*-------------------------------------------------------------- |
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85 * INTH_InitLevel() |
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86 *-------------------------------------------------------------- |
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87 * Parameters : num it,FIQ/IRQ,priority level,edge/level. |
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88 * Return : none |
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89 * Functionality : Initialize an interrupt |
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90 * - put it on IRQ or FIQ |
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91 * - set its priority level |
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92 * |
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93 *--------------------------------------------------------------*/ |
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94 |
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95 void INTH_InitLevel (int inputInt, int FIQ_nIRQ, int priority, int edge) |
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96 { |
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97 volatile SYS_UWORD16 *inthLevelReg = (SYS_UWORD16 *) INTH_EXT_REG; |
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98 |
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99 inthLevelReg = inthLevelReg + inputInt; |
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100 |
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101 #if ((CHIPSET == 4) || (CHIPSET == 5) || (CHIPSET == 6) || (CHIPSET == 7) || (CHIPSET == 8) || (CHIPSET == 9) || (CHIPSET == 10) || (CHIPSET == 11)) |
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102 *inthLevelReg = (FIQ_nIRQ | (edge << 1) | (priority << 2)); |
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103 #else |
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104 *inthLevelReg = (FIQ_nIRQ | (priority << 1) | (edge << 5)); |
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105 #endif |
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106 } |
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107 |
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108 /*-------------------------------------------------------------- |
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109 * INTH_ResetIT() |
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110 *-------------------------------------------------------------- |
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111 * Parameters : none |
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112 * Return : none |
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113 * Functionality : reset the inth it register |
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114 *--------------------------------------------------------------*/ |
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115 |
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116 #if ((CHIPSET == 4) || (CHIPSET == 5) || (CHIPSET == 6) || (CHIPSET == 7) || (CHIPSET == 8) || (CHIPSET == 9) || (CHIPSET == 10) || (CHIPSET == 11)) |
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117 unsigned long INTH_ResetIT (void) |
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118 { |
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119 * (volatile SYS_UWORD16 *) INTH_IT_REG1 &= 0x0000; |
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120 * (volatile SYS_UWORD16 *) INTH_IT_REG2 &= 0x0000; |
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121 return((unsigned long)((* (volatile SYS_UWORD16 *) INTH_IT_REG1) | |
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122 ((* (volatile SYS_UWORD16 *) INTH_IT_REG2) << 16))); |
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123 } |
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124 #else |
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125 unsigned short INTH_ResetIT (void) |
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126 { |
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127 * (volatile SYS_UWORD16 *) INTH_IT_REG &= 0x0000; |
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128 return(* (volatile SYS_UWORD16 *) INTH_IT_REG); |
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129 } |
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130 #endif |
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131 |
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132 |
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133 #endif /* endif chipset != 12 */ |
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134 |
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135 |
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136 |